As a noun:
* The electrician replaced the blown fuse in the electrical box.
* The fuse on the firework ignited, creating a dazzling display.
* The bomb was designed to detonate with a time fuse.
* The old man had a fuse as short as his temper. (meaning he was easily angered)
* The movie's plot was like a fuse, burning slowly until the dramatic climax.
As a verb:
* The wires were fused together by the intense heat.
* The two companies have fused their operations to create a larger entity.
* The artist fused different materials to create a unique sculpture.
* The chef fused traditional cooking techniques with modern flavors.
The specific meaning of "fuse" will depend on the context of the sentence.